Zouxxyy opened a new pull request, #3324:
URL: https://github.com/apache/paimon/pull/3324
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### Purpose
Fix: drop database cascase when database is not empy with SparkGenericCatalog
We need to use SparkCatalog to drop tables instead of letting
NamespaceCatalog(SessionCatalog) handle it, otherwrise will throw this
exception:
```
Caused by: MetaException(message:Failed to load storage handler: Error in
loading storage handler.org.apache.paimon.hive.PaimonStorageHandler)
at org.apache.hadoop.hive.ql.metadata.Hive$7.getHook(Hive.java:3599)
at
org.apache.hadoop.hive.metastore.HiveMetaStoreClient.getHook(HiveMetaStoreClient.java:1786)
at
org.apache.hadoop.hive.metastore.HiveMetaStoreClient.dropTable(HiveMetaStoreClient.java:1087)
at
org.apache.hadoop.hive.metastore.HiveMetaStoreClient.dropTable(HiveMetaStoreClient.java:1008)
at
org.apache.hadoop.hive.metastore.HiveMetaStoreClient.dropDatabase(HiveMetaStoreClient.java:860)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at
org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.invoke(RetryingMetaStoreClient.java:173)
at com.sun.proxy.$Proxy33.dropDatabase(Unknown Source)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at
org.apache.hadoop.hive.metastore.HiveMetaStoreClient$SynchronizedHandler.invoke(HiveMetaStoreClient.java:2327)
at com.sun.proxy.$Proxy33.dropDatabase(Unknown Source)
at org.apache.hadoop.hive.ql.metadata.Hive.dropDatabase(Hive.java:491)
... 50 more
```
### Tests
<!-- List UT and IT cases to verify this change -->
### API and Format
<!-- Does this change affect API or storage format -->
### Documentation
<!-- Does this change introduce a new feature -->
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